A114375 - cp's OEIS frontend

A114375 a(n) = (a(n-1) XOR a(n-2)) + 1, a(0) = a(1) = 0.

n	a(n)
0	0
1	0
2	1
3	2
4	4
5	7
6	4
7	4
8	1
9	6
10	8
11	15
12	8
13	8
14	1
15	10
16	12
17	7
18	12
19	12
20	1
21	14
22	16
23	31
24	16
25	16
26	1
27	18
28	20
29	7
30	20
31	20
32	1
33	22
34	24
35	15
36	24
37	24
38	1
39	26
40	28
41	7
42	28
43	28
44	1
45	30
46	32
47	63
48	32
49	32
50	1
51	34
52	36
53	7
54	36
55	36
56	1
57	38
58	40
59	15
60	40
61	40
62	1
63	42
64	44
65	7
66	44
67	44
68	1
69	46
70	48
71	31
72	48
73	48
74	1
75	50
76	52
77	7
78	52
79	52
80	1

[0, 0, 1, 2, 4, 7, 4, 4, 1, 6, 8, 15, 8, 8, 1, 10, 12, 7, 12, 12, 1, 14, 16, 31, 16, 16, 1, 18, 20, 7, 20, 20, 1, 22, 24, 15, 24, 24, 1, 26, 28, 7, 28, 28, 1, 30, 32, 63, 32, 32, 1, 34, 36, 7, 36, 36, 1, 38, 40, 15, 40, 40, 1, 42, 44, 7, 44, 44, 1, 46, 48, 31, 48, 48, 1, 50, 52, 7, 52, 52, 1]

cp's OEIS Frontend

A114375 a(n) = (a(n-1) XOR a(n-2)) + 1, a(0) = a(1) = 0.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	2
4	4
5	7
6	4
7	4
8	1
9	6
10	8
11	15
12	8
13	8
14	1
15	10
16	12
17	7
18	12
19	12
20	1
21	14
22	16
23	31
24	16
25	16
26	1
27	18
28	20
29	7
30	20
31	20
32	1
33	22
34	24
35	15
36	24
37	24
38	1
39	26
40	28
41	7
42	28
43	28
44	1
45	30
46	32
47	63
48	32
49	32
50	1
51	34
52	36
53	7
54	36
55	36
56	1
57	38
58	40
59	15
60	40
61	40
62	1
63	42
64	44
65	7
66	44
67	44
68	1
69	46
70	48
71	31
72	48
73	48
74	1
75	50
76	52
77	7
78	52
79	52
80	1

n	a(n)
0	0
1	0
2	1
3	2
4	4
5	7
6	4
7	4
8	1
9	6
10	8
11	15
12	8
13	8
14	1
15	10
16	12
17	7
18	12
19	12
20	1
21	14
22	16
23	31
24	16
25	16
26	1
27	18
28	20
29	7
30	20
31	20
32	1
33	22
34	24
35	15
36	24
37	24
38	1
39	26
40	28
41	7
42	28
43	28
44	1
45	30
46	32
47	63
48	32
49	32
50	1
51	34
52	36
53	7
54	36
55	36
56	1
57	38
58	40
59	15
60	40
61	40
62	1
63	42
64	44
65	7
66	44
67	44
68	1
69	46
70	48
71	31
72	48
73	48
74	1
75	50
76	52
77	7
78	52
79	52
80	1

n	a(n)
0	0
1	0
2	1
3	2
4	4
5	7
6	4
7	4
8	1
9	6
10	8
11	15
12	8
13	8
14	1
15	10
16	12
17	7
18	12
19	12
20	1
21	14
22	16
23	31
24	16
25	16
26	1
27	18
28	20
29	7
30	20
31	20
32	1
33	22
34	24
35	15
36	24
37	24
38	1
39	26
40	28
41	7
42	28
43	28
44	1
45	30
46	32
47	63
48	32
49	32
50	1
51	34
52	36
53	7
54	36
55	36
56	1
57	38
58	40
59	15
60	40
61	40
62	1
63	42
64	44
65	7
66	44
67	44
68	1
69	46
70	48
71	31
72	48
73	48
74	1
75	50
76	52
77	7
78	52
79	52
80	1